Reports until 16:46, Monday 28 August 2017
LHO General
patrick.thomas@LIGO.ORG - posted 16:46, Monday 28 August 2017 (38406)
Ops Day Shift Summary
TITLE: 08/28 Day Shift: 15:00-23:00 UTC (08:00-16:00 PST), all times posted in UTC
STATE of H1: Commissioning
INCOMING OPERATOR: None
SHIFT SUMMARY: Jeff K. ran charge measurements. Sheila fixed a bug from the SUS model change that accounted for additional low frequency noise seen yesterday and this morning.
LOG:

15:00 UTC Restarted nuc5.
15:04 UTC Restarted video2.
IFO stuck at LOCKING_ARMS_GREEN upon arrival, ETMY needed alignment.
15:20 UTC Kyle to end X VEA.
15:29 UTC Lock loss from CARM_ON_TR.
15:31 UTC Restarted video4.
15:42 UTC Lock loss from DRMI_LOCKED.
15:48 UTC Set ISI config to WINDY_NO_BRSX.
15:49 UTC Lock loss from DRMI_ASC_OFFLOAD.
16:00 UTC Kyle back.
16:14 UTC NLN. Additional low frequency noise present.
16:37 UTC Damped PI modes 27 and 28.
17:13 UTC Karen to warehouse and then mid Y.
17:32 UTC Jeff K. tuning MICH feedforward.
17:38 UTC Lock loss.
17:38 UTC Set ISI config back to WINDY.
Leaving in DOWN to let Jeff K. run charge measurements.
17:51 UTC Hugh and Jim to HAM6.
17:59 UTC Hugh and Jim back.
Hugh to LVEA.
TJ to optics lab.
Amber leading tour through control room.
18:27 UTC Hugh back.
18:44 UTC Karen leaving mid Y.
18:48 UTC Sheila restarting ITMY model: SUS and ISI WDs tripped.
Charge measurements done.
18:53 UTC Daniel to squeezer bay.
18:58 UTC Relocking, DAQ restart.
19:10 UTC Daniel done, TJ done.
Starting an initial alignment.
19:34 UTC Phone call: Hanford monthly alert system test.
19:46 UTC Initial alignment done.
20:26 UTC TJ to optics lab.
20:48 UTC Lock loss.
21:19 UTC Bubba and visitor to LVEA.
21:20 UTC Jeff B. to end stations and mechanical room (not VEAs) to check dust monitor pumps.
21:25 UTC NLN. Jeff K. starting BSC ISI charge measurements.
21:28 UTC Bubba back.
21:36 UTC Jeff K. done charge measurements.
21:40 UTC Bubba to H2 electronics building.
21:57 UTC Mike and Fred taking visitor into LVEA.
21:59 UTC Corey taking visitor to overpass.
22:08 UTC Jeff B. done.
22:17 UTC Lock loss (Jeff K. driving HAMS), HAM2 ISI, IM1, IM2, IM3 tripped.
22:45 UTC Mike, Fred and visitor back.
22:53 UTC Timing system error, SYS-TIMING_X_PPS_A_ERROR_FLAG: error code briefly at 1024 (PPS 1 OOR)